Enterprise Architecture Operations Lead

Job description

Join Mizuho as a Enterprise Architecture Operations Lead! In this role, you will partner across technology and the business to strengthen architecture governance and improve transparency across Mizuho’s application and technology landscape. In this hands-on role, you will own key portfolio management capabilities—including technical debt tracking, application-to-capability mapping, standards and tech stack adherence, and future-state landscape roadmaps—while producing actionable insights on risk, lifecycle, duplication, and modernization opportunities. The ideal candidate will also lead the definition of the technical and financial inputs required to model Total Cost of Ownership (TCO), enabling consistent cost transparency and better-informed investment decisions. Responsibilities: - Maintain, record, and proactively manage technical debt across Mizuho’s application portfolio by establishing governance, defining taxonomies and scoring criteria, capturing remediation plans, and reporting progress, risk, and trends to technology and business stakeholders. - Capture, maintain, and continuously improve the enterprise application portfolio inventory, including ownership, lifecycle stat...